CVE-2021-20768 : Security Advisory and Response
CVE-2021-20768 impacts Cybozu Garoon versions 4.0.0 to 5.0.2, allowing a remote authenticated attacker to delete data without appropriate privileges. Learn about the impact, technical details, and mitigation steps.
A detailed overview of the CVE-2021-20768 vulnerability affecting Cybozu Garoon versions 4.0.0 to 5.0.2.
Understanding CVE-2021-20768
Cybozu Garoon versions 4.0.0 to 5.0.2 are impacted by an operational restrictions bypass vulnerability, allowing a remote authenticated attacker to delete data without proper privileges.
What is CVE-2021-20768?
The CVE-2021-20768 vulnerability exists in the Scheduler and MultiReport modules of Cybozu Garoon versions 4.0.0 to 5.0.2. It enables a remote authenticated attacker to delete data without the necessary privileges.
The Impact of CVE-2021-20768
This vulnerability could be exploited by a remote authenticated attacker to delete important data from Scheduler and MultiReport without appropriate permission, potentially leading to data loss and unauthorized access concerns.
Technical Details of CVE-2021-20768
The following technical details outline the vulnerability, affected systems, and exploitation methods.
Vulnerability Description
The operational restrictions bypass vulnerability in Scheduler and MultiReport of Cybozu Garoon versions 4.0.0 to 5.0.2 allows a remote authenticated attacker to delete data without the appropriate privilege.
Affected Systems and Versions
Cybozu Garoon versions 4.0.0 to 5.0.2 are affected by this vulnerability.
Exploitation Mechanism
A remote authenticated attacker can exploit this vulnerability to delete data from Scheduler and MultiReport without the necessary privileges.
Mitigation and Prevention
Mitigation strategies and best practices to address the CVE-2021-20768 vulnerability.
Immediate Steps to Take
- Organizations using affected versions should consider implementing access controls and privilege restrictions to limit potential exploitation.
Long-Term Security Practices
- Regular security audits and code reviews can help identify and address vulnerabilities in the early stages, enhancing overall system security.
Patching and Updates
- It is crucial for users to apply patches and updates provided by Cybozu, Inc. promptly to remediate the vulnerability and enhance system security.